g900w8 unlock fail

Welcome to Octoplus/Octopus Box Samsung software version 2.3.0
To connect SM-G900W8 phone you have to perform the following
1. Disconnect USB cable from phone.
2. Go to Menu->Settings->More->About Device.
3.Tap on "Build number" 7 times to enable developer options.
4. Go to Menu->Settings->More->Developer options.
5. Turn on "USB Debugging" option.
6. Go to dial window.
7. Enter "*#0808#" number.
8. Select "DM+Modem+ADB".
9. Press Home button.
10. Restart phone.
11. Press "Read Info" in software.
Platform: Samsung Android
Selected port: COM248
Selected model: SM-G900W8
Reading info…
Mode: Normal
Firmware compiled date: Jan 28 2016
Firmware compiled time: 23:00:00
Firmware released date: Apr 9 2016
Firmware released time: 15:32:17
SW Version: MPSS.DI.2.0.1.c2-00201-M8974AAAAANRZM-1
Please, press "OK" button on the phone to allow USB debugging..
Detected phone model: SM-G900W8
Firmware compiled date: Sat Apr 9 16:21:16 KST 2016
PDA version: G900W8VLU1DPD3
CSC version: G900W8OYA1DPD3
SW version: G900W8VLU1DPD3
Phone SN: RV8G503SW8X
Android version: 6.0.1 (MMB29M)
Country: Canada
HW platform: msm8974
HW Chip: MSM8974PRO
HW Modem: MSM8974PRO
Codename: kltevl
Checking Root:
Phone is Rooted.
Reading security backup, please wait…
Backup saved as Security-SM-G900W8-21-07-2016_17-06-18 file
Unlocking phone…
Phone will restart now. Please don’t disconnect cable!
Phone is successfully unlocked
To finish the operation, please restart the phone via phone’s menu.
Performed by 2.3.0 software version